Deployment of Autonomous Trains in Rail Transportation: Current Trends and Existing Challenges Singh, Prashant ; Dulebenets, Maxim A. ; Pasha, Junayed ; Gonzalez, Ernesto D. R. Santibanez ; Lau, Yui-Yip ; Kampmann, Raphael Abstract Publication: IEEE Access Pub Date: 2021 DOI: 10.1109/ACCESS.2021.3091550 Bibcode: 2021IEEEA...991427S